locations,mapsets,vectors and rasters lists

git-svn-id: http://svn.osgeo.org/qgis/trunk@4913 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: rblazek

src/providers/grass/qgsgrass.cpp

@@ -476,3 +476,128 @@ QString QgsGrass::closeMapset ( )
 
     return NULL;
 }
+
+QStringList QgsGrass::locations ( QString gisbase )
+{
+    #ifdef QGISDEBUG
+    std::cerr << "QgsGrass::locations gisbase = " 
+	      << gisbase.ascii() << std::endl;
+    #endif
+
+    QStringList list;
+
+    if ( gisbase.isEmpty() ) return list;
+    
+    QDir d = QDir( gisbase );
+    d.setFilter(QDir::NoDotAndDotDot|QDir::Dirs);
+
+    for ( int i = 0; i < d.count(); i++ ) 
+    {
+        if ( QFile::exists ( gisbase + "/" + d[i] 
+		             + "/PERMANENT/DEFAULT_WIND" ) )
+	{
+    	    list.append(QString(d[i]));
+	}
+    }
+    return list;
+}
+
+QStringList QgsGrass::mapsets ( QString gisbase, QString locationName )
+{
+    #ifdef QGISDEBUG
+    std::cerr << "QgsGrass::mapsets gisbase = " << gisbase.ascii() 
+	      << " locationName = " << locationName.ascii() << std::endl;
+    #endif
+    
+    if ( gisbase.isEmpty() || locationName.isEmpty() )
+	return QStringList();
+
+    return QgsGrass::mapsets ( gisbase + "/" + locationName );
+}
+
+QStringList QgsGrass::mapsets ( QString locationPath )
+{
+    #ifdef QGISDEBUG
+    std::cerr << "QgsGrass::mapsets locationPath = " 
+	      << locationPath.ascii() << std::endl;
+    #endif
+
+    QStringList list;
+
+    if ( locationPath.isEmpty() ) return list;
+    
+    QDir d = QDir( locationPath );
+    d.setFilter(QDir::NoDotAndDotDot|QDir::Dirs);
+
+    for ( int i = 0; i < d.count(); i++ ) 
+    {
+        if ( QFile::exists ( locationPath + "/" + d[i] + "/WIND" ) )
+	{
+    	    list.append(d[i]);
+	}
+    }
+    return list;
+}
+
+QStringList QgsGrass::vectors ( QString gisbase, QString locationName,
+	                         QString mapsetName)
+{
+    if ( gisbase.isEmpty() || locationName.isEmpty() || mapsetName.isEmpty() )
+	return QStringList();
+
+    return QgsGrass::vectors ( gisbase + "/" + locationName + "/" + mapsetName );
+}
+
+QStringList QgsGrass::vectors ( QString mapsetPath )
+{
+    #ifdef QGISDEBUG
+    std::cerr << "QgsGrass::vectors mapsetPath = " 
+	      << mapsetPath.ascii() << std::endl;
+    #endif
+
+    QStringList list;
+
+    if ( mapsetPath.isEmpty() ) return list;
+    
+    QDir d = QDir( mapsetPath + "/vector" );
+    d.setFilter(QDir::NoDotAndDotDot|QDir::Dirs);
+
+    for ( int i = 0; i < d.count(); i++ ) 
+    {
+        if ( QFile::exists ( mapsetPath + "/vector/" + d[i] + "/head" ) )
+	{
+    	    list.append(d[i]);
+	}
+    }
+    return list;
+}
+
+QStringList QgsGrass::rasters ( QString gisbase, QString locationName,
+	                         QString mapsetName)
+{
+    if ( gisbase.isEmpty() || locationName.isEmpty() || mapsetName.isEmpty() )
+	return QStringList();
+
+    return QgsGrass::rasters ( gisbase + "/" + locationName + "/" + mapsetName );
+}
+
+QStringList QgsGrass::rasters ( QString mapsetPath )
+{
+    #ifdef QGISDEBUG
+    std::cerr << "QgsGrass::rasters mapsetPath = " 
+	      << mapsetPath.ascii() << std::endl;
+    #endif
+
+    QStringList list;
+
+    if ( mapsetPath.isEmpty() ) return list;
+    
+    QDir d = QDir( mapsetPath + "/cellhd" );
+    d.setFilter(QDir::Files);
+
+    for ( int i = 0; i < d.count(); i++ ) 
+    {
+        list.append(d[i]);
+    }
+    return list;
+}

src/providers/grass/qgsgrass.h

@@ -89,6 +89,23 @@ class QgsGrass {
     //! Check if given directory contains a GRASS installation
     static bool isValidGrassBaseDir(QString const gisBase);
 
+    //! Returns list of locations in given gisbase
+    static QStringList locations(QString gisbase);
+    
+    //! Returns list of mapsets in location
+    static QStringList mapsets(QString gisbase, QString locationName);
+    static QStringList mapsets(QString locationPath);
+
+    //! List of vectors and rasters
+    static QStringList vectors(QString gisbase, QString locationName,
+	                       QString mapsetName);
+    static QStringList vectors(QString mapsetPath);
+
+    static QStringList rasters(QString gisbase, QString locationName,
+	                       QString mapsetName);
+    static QStringList rasters(QString mapsetPath);
+
+
     static void init (void); 
 
 private: